Initial commit.

mods/firefly_hudbars/init.lua

@@ -0,0 +1,132 @@
+local ns = firefly
+
+Player:listen('init', function(m)
+    m.hud_bars = {}
+    m.hud_bars_list = {}
+end)
+
+
+
+function ns.add_hud_bar(m, name, def)
+    if m.hud_bars[name] then
+        ns.remove_hud_bar(m, name)
+    end
+    if not def.color then def.color = "#48d" end
+    
+    local ypos = #m.hud_bars_list *50
+    local pixel_scale = 3
+    local hud = {
+        left = ns.hud_add(m, {
+            type = "image",
+            image = "firefly_hud_bar_left"..(def.value == 0 and "_bg" or "")..".png^[multiply:"..def.color,
+            pos = {x = 0.5, y = 0},
+            offset = {x = -400 -pixel_scale, y = ypos +36},
+            scale = {x = pixel_scale, y = pixel_scale}
+        }),
+        center = ns.hud_add(m, {
+            type = "image",
+            image = "firefly_hud_bar_center_bg.png^[multiply:"..def.color,
+            pos = {x = 0.5, y = 0},
+            offset = {x = 0, y = ypos +36},
+            scale = {x = 800, y = pixel_scale}
+        }),
+        overlay = ns.hud_add(m, {
+            type = "image",
+            image = "firefly_hud_bar_center.png^[multiply:"..def.color,
+            pos = {x = 0.5, y = 0},
+            offset = {x = -400, y = ypos +36},
+            align = {x = 1, y = 0},
+            scale = {x = 800 *(def.value /def.max), y = pixel_scale}
+        }),
+        right = ns.hud_add(m, {
+            type = "image",
+            image = "firefly_hud_bar_right"..(def.value == def.max and "" or "_bg")..".png^[multiply:"..def.color,
+            pos = {x = 0.5, y = 0},
+            offset = {x = 400 +pixel_scale, y = ypos +36},
+            scale = {x = pixel_scale, y = pixel_scale}
+        }),
+        title = ns.hud_add(m, {
+            type = "text",
+            text = def.title or "",
+            pos = {x = 0.5, y = 0},
+            offset = {x = 0, y = ypos +4},
+            align = {x = 0, y = 1},
+            color = minetest.colorspec_to_table(def.color)
+        })
+    }
+    m.hud_bars[name] = {
+        def = def,
+        hud = hud,
+        index = #m.hud_bars_list +1
+    }
+    table.insert(m.hud_bars_list, name)
+end
+
+function ns.change_hud_bar(m, name, def)
+    local bar = m.hud_bars[name]
+    if not bar then return end
+    local last_value = bar.def.value
+    local last_title = bar.def.title
+    local last_color = bar.def.color
+    extend(bar.def, def)
+    if def.value or def.max then
+        if last_color ~= bar.def.color then
+            bar.hud.right:update(m, {text = "firefly_hud_bar_right"..(def.value == def.max and "" or "_bg")..".png^[multiply:"..def.color})
+            bar.hud.left:update(m, {text = "firefly_hud_bar_left"..(def.value == 0 and "_bg" or "")..".png^[multiply:"..def.color})
+            bar.hud.center:update(m, {text = "firefly_hud_bar_center_bg.png^[multiply:"..def.color})
+            bar.hud.overlay:update(m, {text = "firefly_hud_bar_center.png^[multiply:"..def.color})
+            bar.hud.title:update(m, {color = minetest.colorspec_to_table(def.color)})
+        end
+        
+        if bar.def.value == bar.def.max and last_value ~= bar.def.max then
+            minetest.after(def.ease or 0.3, function()
+                bar.hud.right:update(m, {text = "firefly_hud_bar_right.png^[multiply:"..bar.def.color})
+            end)
+        elseif last_value == bar.def.max then
+            bar.hud.right:update(m, {text = "firefly_hud_bar_right_bg.png^[multiply:"..bar.def.color})
+        end
+        
+        if bar.def.value == 0 and last_value ~= 0 then
+            minetest.after(def.ease or 0.3, function()
+                bar.hud.left:update(m, {image = "firefly_hud_bar_left_bg.png^[multiply:"..bar.def.color})
+            end)
+        elseif last_value == 0 then
+            bar.hud.left:update(m, {image = "firefly_hud_bar_left.png^[multiply:"..bar.def.color})
+        end
+        
+        if last_title ~= bar.def.title then
+            bar.hud.title:update(m, {text = bar.def.title})
+        end
+        
+        bar.hud.overlay:animate {
+            scale = {
+                value = {x = 800 *(bar.def.value /bar.def.max), y = 3},
+                duration = def.ease or 0.3,
+                ease_fn = {0.42, 0, 0.58, 1.06}
+            }
+        }
+    end
+end
+
+function ns.remove_hud_bar(m, name)
+    if not m.hud_bars[name] then return end
+    for _, x in pairs(m.hud_bars[name].hud) do
+        x:remove(m)
+    end
+    m.hud_bars[name] = nil
+    table.remove(m.hud_bars_list, table.indexof(m.hud_bars_list, name))
+    
+    -- Reposition all other HUD bars so there are no gaps.
+    for i = 1, #m.hud_bars_list do
+        local bar = m.hud_bars[m.hud_bars_list[i]]
+        if bar.index ~= i then
+            local dist = i *50
+            bar.hud.right:update(m, {offset = {x = bar.hud.right.offset.x, y = dist +36}})
+            bar.hud.left:update(m, {offset = {x = bar.hud.left.offset.x, y = dist +36}})
+            bar.hud.center:update(m, {offset = {x = bar.hud.center.offset.x, y = dist +36}})
+            bar.hud.overlay:update(m, {offset = {x = bar.hud.overlay.offset.x, y = dist +36}})
+            bar.hud.title:update(m, {offset = {x = bar.hud.title.offset.x, y = dist +4}})
+        end
+    end
+end
+

mods/firefly_hudbars/mod.conf

@@ -0,0 +1,2 @@
+name = firefly_hudbars
+depends = firefly_hud, firefly_base